Felberg, B [Effect of the hyperpressure test in hypoxic conditions on cardiac contraction dynamics]. [electronic resource] - Fiziologia normala si patologica - 241-8 p. digital Publication Type: Journal Article ISSN: 0015-3281 Subjects--Topical Terms: AdultBlood PressureHeart--physiologyHeart RateHumansHypoxiaMaleValsalva Maneuver